Get exclusive volume discounts, bulk pricing updates, and new product alerts delivered directly to your inbox.
By subscribing, you agree to our Terms of Service and Privacy Policy.
Direct access to our certified experts
Measurement ranges:
+ CO2: 400–2000 ppm
+ Temperature: 0...50 °C
+ Relative humidity: 0–100 %
Accuracy:
+ CO2: ±40 ppm + 3 % of reading, typical; DC model: 75 ppm or 10 % of reading (whichever is greater)
+ Temperature: <0.5 °C
+ Relative humidity: ±2…3 % rH at 0…50 °C and 10…90 % rH
+ Total error band includes accuracy, hysteresis and temperature effect over 5...50 °C and 10–90 % rH
Measurement elements: Temperature sensor: Pt1000 / Integrated (models with rH-measurement), Non Dispersive Infrared (NDIR) CO2 sensor, thermoset polymer capacitive sensing element for humidity
Measuring units: ppm, °C, % rH
Calibration: Automatic self-calibration, ABC LogicTM or continuous comparison (DC)
Supply voltage: 24 VDC/VAC ±10 %
Output signal 1: 0/2…10 V or 4…20 mA (linear to CO2) (2–10 V output: display required)
Optional output signal 2: 0/2…10 V or 4…20 mA (linear to rH) (2–10 V output: display required)
Output signal 3: 0/2…10 V or 4…20 mA (linear to Temp) (2–10 V output: display required)
Optional relay output: Potential free SPDT 250 VAC, 6 A / 30 VDC, 6 A with adjustable switching point and hysteresis
Operating temperature: 0...50°C
Protection standard: IP20
With dual channel sensor & display & with relative humidity sensor
